Mapas de la Vía Láctea

Muddy Creek in Edgewater, Maryland is the site of a major makeover. The land around the stream has worn down. Find out what caused Muddy Creek to erode, and the many steps involved in saving it. Created in collaboration with the Smithsonian Institution, this Smithsonian Informational Text builds students' reading skills while engaging their curiosity about STEAM topics through real-world examples. It features a hands-on STEAM challenge that guides students through every step of the engineering design process, from the initial research and brainstorming sessions, through the design and testing ...

Because of his physical disabilities, Adriane won't play soccer, that is until his sister's boyfriend shows him how to play and he builds up some self esteem. Original.

He aquí uno de los más grandes poemas épicos de todos los tiempos: Odisea. En él se narra el regreso del héroe, Odiseo, a su patria, Ítaca, después de la conquista de Troya. Compuesta como la Ilíada en hexámetros, recoge numerosos cuentos populares y leyendas que, adaptadas, se integran en la epopeya. De este modo, mientras que en la Ilíada el tema central, la cólera de Aquiles, va avanzando inexorablemente, verso a verso, desde su planteamiento hasta su desenlace, en Odisea el regreso del héroe es narrado, con arte magistral, sin recelar de las vueltas atrás o de las...

Si tienes un alto sentido de la justicia, mucho sentido del humor y un gran corazón, este libro es para ti. ¡No eres nunca demasiado joven para cambiar el mundo! ¿Te sumas? En esta guía práctica te damos pistas para hacerlo: consejos y tácticas para marcar la diferencia, un montón de actividades paso a paso e historias inspiradoras de niños y niñas que han abierto camino, desde activistas como Malala Yousafzai o Greta Thunberg hasta jóvenes que, como pronto harás tú, han conseguido que se escuche su voz y cambiar las cosas.

"Dino" Don Lessem brings readers face-to-face with various dinosaur species, detailing their habitats, way of life and how they became extinct. An acclaimed dinosaur expert, Don Lessem has written more than 30 children's books, writes a popular dinosaur column in Highlights magazine, and was an adviser for Jurassic Park. Take a trip through dinosaur time to meet these sea giants face-to-face: The Archelon was similar to a turtle, but its shell was made of crossed rib bone covered in rubbery skin! The Mososaurs had huge pointy jaws and grew to be fifty feet long! The Ichthyosaurs looked a lot...